The figure shows where meristem tissue is found in a young plant. Three regions of meristem tissue are labelled R, S and T.
Figure: The positions of meristem tissue in a young plant

The plant is growing taller. Give the letter of the meristem tissue mainly responsible for this.
A gardener cuts off the shoot tip labelled S. New side branches then grow from buds like the one labelled T. Explain why.
The cells in meristem tissue are described as undifferentiated. Explain what this means, and why it is important for the plant.
38 exam-style questions on AQA GCSE Biology 2.3 Plant tissues, organs and systems, covering 2.3.1 Plant tissues and 2.3.2 Plant organ system. Each one has a worked solution and a mark scheme showing where the marks go.